Finding the Third Proportional to 231,624 and 503,100

Step by Step Solution

1. Step 1: Write the proportion equation
   231,624 : 503,100 = 503,100 : x
2. Step 2: Convert to fraction form
   231,624/503,100 = 503,100/x
3. Step 3: Cross multiply
   231,624x = 503,100 × 503,100
4. Step 4: Simplify right side
   231,624x = 253,109,610,000
5. Step 5: Solve for x
   x = 253,109,610,000/231,624
6. Step 6: Final answer
   x = 1,092,760.72